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When to plant in Carolina Forest, SC

USDA Zone 8b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Carolina Forest, South Carolina — all computed from Carolina Forest's nearest NOAA weather station.

Zone 8b means many perennials and even some tender shrubs overwinter in Carolina Forest, while your frost dates still decide when annuals go out.

Station · MYRTLE BEACH · 8.6 km
Last spring frost
March 21
50% chance · 32°F
First fall frost
November 13
50% chance · 32°F
Growing season
237 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Carolina ForestA year-band showing 32°F frost risk from January to December for Carolina Forest: last spring frost around March 21, first fall frost around November 13, about 237 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

MYRTLE BEACH · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Carolina Forest’s own odds, recorded at MYRTLE BEACH.

Frost-probability curves for Carolina ForestProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 21 and the first fall frost around November 13, giving about 237 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FApr 18Apr 3Mar 16Oct 22Nov 3Nov 18
32°FApr 7Mar 21Mar 2Oct 31Nov 13Dec 3
28°FMar 28Mar 7Feb 8Nov 7Nov 26Dec 26

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowin 5 days
Brussels Sprouts
July 24August 7
Fall sowin 19 days
Rutabaga
August 7August 21

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Carolina Forest, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 18 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

MYRTLE BEACH
Primary
9 km · 12 m elevation
SPRING
Mar 21
FALL
Nov 13
CONWAY
15 km · 6 m elevation
SPRING
Mar 15
FALL
Nov 22
N MYRTLE BCH AP
18 km · 10 m elevation
SPRING
Mar 13
FALL
Nov 20

Carolina Forest planting FAQ

When is the last spring frost in Carolina Forest, SC?

On average, the last spring frost in Carolina Forest is around March 21 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.

When is the first fall frost in Carolina Forest, SC?

In Carolina Forest, the first 32°F freeze of fall lands around November 13 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Carolina Forest in?

Carolina Forest is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Carolina Forest?

There are roughly 237 frost-free days in Carolina Forest (a long growing season), running from the average last frost around March 21 to the first fall frost near November 13.

When should I plant tomatoes in Carolina Forest?

In Carolina Forest, start tomato seeds indoors around January 24–February 7, then transplant seedlings outdoors around March 28 once the danger of frost has passed.

Planting reminders

Never miss a window in Carolina Forest

An email when it’s time to start seeds, transplant, and sow — timed to Carolina Forest’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at MYRTLE BEACH, 9 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Carolina Forest, SC — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00386153. Retrieved from https://blissgarden.com/south-carolina/carolina-forest.